Float vent valve



FIG. 1 is a perspective view of a float vent valve showing my new design.

FIG. 2 is a side elevational view thereof, the other side being a mirror image thereof.

FIG. 3 is a front elevational view thereof, the rear elevation being a mirror image thereof.

FIG. 4 is a bottom plan view thereof.

FIG. 5 is a top plan view thereof.

FIG. 6 is a perspective view of a modified form of the float vent valve shown in FIG. 1. 

The ornamental design for a float vent valve, as shown and described. 